Home / 220,608,669.60-330,913,004.40-146,632,082.40

Finding the Fourth Proportional to 220,608,669.60, 330,913,004.40 and 146,632,082.40

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Solution

The fourth proportional to 220,608,669.60, 330,913,004.40 and 146,632,082.40 is: 219,948,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,608,669.60 : 330,913,004.40 = 146,632,082.40 : x
  2. Step 2: Convert to fraction form
    220,608,669.60/330,913,004.40 = 146,632,082.40/x
  3. Step 3: Cross multiply
    220,608,669.60x = 330,913,004.40 × 146,632,082.40
  4. Step 4: Simplify right side
    220,608,669.60x = 48,522,462,928,412,360
  5. Step 5: Solve for x
    x = 48,522,462,928,412,360/220,608,669.60
  6. Step 6: Final answer
    x = 219,948,123.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.